/**
 * @author Administrator
 */
function checkbrowse() { 
var ua = navigator.userAgent.toLowerCase(); 
var is = (ua.match(/\b(chrome|opera|safari|msie|firefox)\b/) || ['', 'mozilla'])[1]; 
var r = '(?:' + is + '|version)[\\/: ]([\\d.]+)'; 
var v = (ua.match(new RegExp(r)) || [])[1]; 
return { 
'is': is, 
'ver':v 
} 
} 
